Compact Laptop Computer Woofer Bluetooth Speaker Portable

Specifications portable Bluetooth Speaker 1.Mini Bluetooth speaker hanging portable design 2. Bluetooth wireless audio transmission Innovation bluetooth mini speaker,laptop computer woofer bluetooth speaker ,portable speaker ,mini speaker   Features:1,bluetooth version: V3.02,frequency:2.402-2.480GHz3,working distance  maximal 10 meter4,imdepance 2.6Ω5,speaker unit:40mm6,3.5mm jack7,output 4W8,battery:600mAh9,NW:220g9,product size   74mm* 58mm10,working hours:about 5 hours playing music about 7 hours for call11, support TF card maximal 8G Specifications : bluetoothTF cardline in next song and previous songhand call free,FM  Technical parameters:    Power supplier:DC5VOutput power:3W(1KHz,THD10%)Frequency:200Hz——20KHzSignal&noise ratio≥80dBImpedance:4 OHM(Ω)Li-ion Output:5V Li-ion Input:3.7V~4.2V+0.05V Lithium battery capacity:600mAhSpeaker Unit:45mmCase Material:metalDimensions:Dia74mm*H59mmWeight:97g      Pictures show :           Our Factory located in  Longhua,shenzhen  & specialize in production various bluetooth speaker ,power bank ,multifunctional card inserting speaker ,loud speaker  as well as they are selling to America ,Europe ,Japan ,Asia ,etc . Best quality & favorable price !  100% QC with 1 year warranty ! If you need more information ,pls feel free to contact me anytime  ! 2013 hot sale bluetooth speaker manufacturer with professional patent design team !